private static Date pickLater(Date latestEarliestStart, Date earliest) {
if (earliest != null) {
if (latestEarliestStart == null) {
latestEarliestStart = earliest;
} else {
latestEarliestStart = DateUtils.latest(earliest, latestEarliestStart);
}
}
return latestEarliestStart;
}
private SuggestedStartTime getSimpleBounds(EPlanElement element) {
Date latestEarliestStart = null;
Date earliestLatestStart = null;
Date latestEarliestEnd = null;
Date earliestLatestEnd = null;
for (PeriodicTemporalConstraint timepointConstraint :
ConstraintUtils.getPeriodicConstraints(element, false)) {
if (timepointConstraint.getWaiverRationale() != null) {
continue; // skip this one because it is waived
}
Date earliest = ConstraintUtils.getPeriodicConstraintEarliestDate(timepointConstraint);
Date latest = ConstraintUtils.getPeriodicConstraintLatestDate(timepointConstraint);
switch (timepointConstraint.getPoint().getEndpoint()) {
case START:
latestEarliestStart = pickLater(latestEarliestStart, earliest);
earliestLatestStart = pickEarlier(earliestLatestStart, latest);
break;
case END:
latestEarliestEnd = pickLater(latestEarliestEnd, earliest);
earliestLatestEnd = pickEarlier(earliestLatestEnd, latest);
break;
default:
Logger.getLogger(SpifePlanConstraintInfo.class)
.warn("unexpected timepoint: " + timepointConstraint.getPoint().getEndpoint());
}
}
TemporalExtent extent = element.getMember(TemporalMember.class).getExtent();
if (extent != null) {
if (latestEarliestEnd != null) {
Date earliest = DateUtils.subtract(latestEarliestEnd, extent.getDurationMillis());
latestEarliestStart = pickLater(latestEarliestStart, earliest);
}
if (earliestLatestEnd != null) {
Date latest = DateUtils.subtract(earliestLatestEnd, extent.getDurationMillis());
earliestLatestStart = pickEarlier(earliestLatestStart, latest);
}
}
if ((latestEarliestStart == null) || (earliestLatestStart == null)) {
return null;
}
return new SuggestedStartTime(
element, latestEarliestStart, latestEarliestStart, earliestLatestStart);
}
private static Date pickEarlier(Date earliestLatestStart, Date latest) {
if (latest != null) {
if (earliestLatestStart == null) {
earliestLatestStart = latest;
} else {
earliestLatestStart = DateUtils.earliest(latest, earliestLatestStart);
}
}
return earliestLatestStart;
}
private void addActivityEdges(TemporalEdgeManager manager, EActivity activity) {
TemporalMember member = activity.getMember(TemporalMember.class);
Date start = member == null ? null : member.getStartTime();
Date end = member == null ? null : member.getEndTime();
boolean instantaneous = DateUtils.same(start, end);
List<Long> list = new ArrayList<Long>();
if (instantaneous && start != null) {
list.add(start.getTime());
} else {
if (start != null) {
list.add(start.getTime());
}
if (end != null) {
list.add(end.getTime());
}
}
manager.addTimes(activity, list);
}